Samll Medkit-This item gives Duke an instant boost of 10 health points. It will not take Duke's health over 100 points.

Large Medkit-This item gives Duke an instant boost of 30 health points. It will not take Duke's health over 100 points.

Atomic Health-This prized health item will instantly boost Duke's health by 50 health points, and may take Duke's health as high as 200 points.

Portable Medkit-(Press "M" to activate.) Take health with you and use it as needed. The medikit holds 100 health points which can be applied to Duke health at anytime. It will not take Duke's health over 100 points.

Scuba Gear-Duke can hold his breath a long time, but no long enough to fully explore some underwater areas he will encounter. Scuba gear will automatically feed Duke with life-sustaining air while he is swimming in the murky depths. Especially useful in prolonged multiplay DukeMatches, scuba gear should be grabbed whenever possible.

Key Cards-Doors into certain areas of the world will be protected by color-coded Keycard Security Locks, requiring Duke to present the appropriately colored matching key card at time of entry. Press the use button (Spacebar is default) when standing in front of the lock, and the appropriate keycard will be utilized.

Steroids-(Press "R" to activate.) This performance booster pumps up Duke's adrenaline glands, making him move with blinding speed and enables him to deliver strong kicks. Like most medications, once ingested 'roids must play-out until finished -- you cannot turn them off. So use them only when you're ready, and hang on tight.

Armor-When this item is worn, Duke will suffer less damage from attacks. Armor eventually wears out and needs replacing.

Protective Boots-Once worn, this high tech footwear will automatically protect. Duke when he's standing on toxic, hot, or otherwise harmful surfaces. They have only a limited wear cycle before they burn up, so always keep your eyes open for replacements.

Canisters-Exploding barrels and canisters are located in strategic areas within the game. Shoot them and watch-out!

Night Vision Goggles-(Press "N" to turn on/off.) Flip 'em on and your view takes on a bright greenish hue -- and your opponents will glow like neon bull's-eyes. Battery life is limited on this item, so use only when needed.

HoloDuke-(Press "H" to turn on/off.) It took the tech labs 8 years to perfect this clever device, but now Duke can fool his enemies by projecting a holographic duplicate of himself which they'll fall for over and over again. In DukeMatch, the HoloDuke is the source of great deception and trap setting. The HoloDuke can be turned off and placed elsewhere as long as its battery life holds out.

Jetpack-(Press "J" to turn on/off.) Duke's government-issue jetpack is one of his greatest tools, whether in mortal conflict against raging aliens or in personal grudge matches in DukeMatch. Turn it on, then use the jump and crouch keys to raise and lower yourself.

Exit Symbol-Press your use button (Spacebar is default) to exit. Find this symbol and you have made it through the level!

Water-Duke can make small health gains (one a drink) by drinking deeply from such sources as water fountains, broken fire hydrants, and broken toilets.

Vents-You can crawl through vents where you will often find powerups and other helpful items. Just blast a hole through it and jump into the vent.

Teleporters-Just walk or shot through these state-of-the-art dorrways and then find yourself in a different part of the level.

The Babes-Killing these in single player usually results in a monster spawning near you who is out for vengeance!

Cracks in Walls-Look for secret areas that are sometimes hidden behined cracked walls. Use an explosive weapon to open a hole in the wall.